CN111830878A - Portable fire control bus equipment on-line testing device and system - Google Patents
Portable fire control bus equipment on-line testing device and system Download PDFInfo
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- CN111830878A CN111830878A CN202010733026.2A CN202010733026A CN111830878A CN 111830878 A CN111830878 A CN 111830878A CN 202010733026 A CN202010733026 A CN 202010733026A CN 111830878 A CN111830878 A CN 111830878A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
Abstract
The invention provides a portable fire-fighting bus equipment on-line testing device and a system, wherein the device comprises: the device body is provided with a liquid crystal display assembly, a keyboard assembly, a USB interface and a bus output interface, the device body is internally provided with a control circuit, a battery, a power supply circuit, a booster circuit and a bus code sending decoding drive circuit, the control circuit is respectively connected with the liquid crystal display assembly, the keyboard assembly, the power supply circuit, the booster circuit and the bus code sending decoding drive circuit, the power supply circuit is respectively connected with the battery, the USB interface and the booster circuit, the booster circuit is connected with the bus code sending decoding drive circuit, and the bus code sending decoding drive circuit is connected with the bus output interface. The invention can be carried to the site of the alarm device to test and debug the on-site branch bus and the bus device. The defects that the professional alarm controller cannot be portable and mobile and cannot provide professional debugging information are overcome.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment detection, in particular to a portable fire fighting bus equipment online testing device and system.
Background
At present, the field debugging of the fire alarm system and the fire linkage system is mostly carried out by depending on the original fire alarm controller or a fire alarm controller (linkage type) host machine according to the information provided by the host machine and the experience of field debugging personnel.
The large-scale host, particularly a cabinet type host or a table type host, has large size and heavy weight, is inconvenient for field migration and movement, has single fixed display information and format, is inconvenient for field personnel to debug, and can not provide effective evaluation information for field debugging personnel.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a portable fire fighting bus device online testing device and system, wherein the device can be carried to an alarm device site to test and debug a field branch bus and a bus device. The defects that the professional alarm controller cannot be portable and mobile and cannot provide professional debugging information are overcome.
In order to achieve the purpose, the invention is realized by the following technical scheme: a portable fire control bus equipment on-line testing device comprises: the device body is provided with a liquid crystal display assembly, a keyboard assembly, a USB interface and a bus output interface, the device body is internally provided with a control circuit, a battery, a power supply circuit, a booster circuit and a bus code sending decoding drive circuit, the control circuit is respectively connected with the liquid crystal display assembly, the keyboard assembly, the power supply circuit, the booster circuit and the bus code sending decoding drive circuit, the power supply circuit is respectively connected with the battery, the USB interface and the booster circuit, the booster circuit is connected with the bus code sending decoding drive circuit, and the bus code sending decoding drive circuit is connected with the bus output interface.
Further, the control circuit includes: a central control unit U1, a liquid crystal display assembly U2;
the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
Further, the power supply circuit includes: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8;
one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
Further, the booster circuit includes: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5;
one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively;
the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
Further, the bus code sending decoding driving circuit comprises: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8;
an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
Correspondingly, the invention also discloses a portable fire-fighting bus equipment online test system, which comprises: the portable fire fighting bus equipment online testing device further comprises a wireless communication component, and the wireless communication component is used for transmitting online testing data collected by the fire fighting bus equipment in real time with the server;
the server is used for receiving and storing the fire-fighting bus equipment online test data, and comparing the fire-fighting bus equipment online test data with a preset threshold value to obtain a test result.
Further, the portable fire-fighting bus equipment on-line testing device further comprises:
the fire alarm controller simulation module has the basic detection function of the fire alarm controller and is used for replacing a bus branch of the fire alarm controller and detecting and reporting the specific part of a fire alarm, the type of fire alarm device equipment, the part losing faults and the type of bus equipment in real time;
and the current detection module is used for detecting and displaying the static current, the dynamic current and the variation trend of the bus in real time.
Further, the portable fire-fighting bus equipment on-line testing device further comprises:
and the abnormity evaluation module is used for detecting and displaying the working current and the answer current of the on-line bus equipment in real time, comparing the answer current with a preset reference current, estimating whether the bus current on the alarm bus is abnormal or not, judging whether the number of the double-number equipment exists or not and estimating the number of the double-number equipment.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a portable fire-fighting bus equipment on-line testing device and a system, which can simulate the basic functions of a fire alarm controller, detect fire alarm and faults, detect the number of bus equipment, bus quiescent current and bus equipment working current; the portable hand-held instrument is convenient to use and carry, simple in field operation and visual in display.
The invention adopts battery power supply, hand-held equipment and portable application, has the basic function of a fire alarm controller, tests and debugs field branch buses and bus equipment, evaluates the wiring of the branch buses according to the dynamic current of the buses, the static current and the answer current of the bus equipment, and estimates whether the bus equipment has the repeated numbers and the number of the repeated numbers.
The invention provides battery power supply and external USB power supply, and provides a double-diode isolation measure to prevent the battery from being heated and damaged when the external power supply is carried out. The central control unit finishes signal acquisition, liquid crystal data display processing and bus code sending and decoding processing through a power supply circuit, a booster circuit and a bus code sending and decoding driving circuit. The boost circuit completes the voltage conversion from the 6V battery voltage to the 15V battery voltage. The control circuit completes the driving of bus code sending and the sampling treatment of the return code under the control of the central control unit.
Therefore, the invention solves the defects that the conventional fire alarm and fire-fighting linkage system depends on the conventional fire alarm controller (linkage type) to debug the bus equipment, the alarm host computer is inconvenient to move, and the debugging information provided by the host computer is not professional and comprehensive enough. Compared with the prior art, the novel multifunctional electric heating cooker has outstanding substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an electrical block diagram of the present invention;
FIG. 2 is a circuit schematic of the control circuit of the present invention;
FIG. 3 is a circuit schematic of the power supply circuit of the present invention;
FIG. 4 is a circuit schematic of the boost circuit of the present invention;
FIG. 5 is a circuit schematic of the bus code-sending decoding driving circuit of the present invention;
fig. 6 is a system configuration diagram of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings.
A portable fire fighting bus equipment on-line test device as shown in fig. 1, comprising: the device body is provided with a liquid crystal display assembly, a keyboard assembly, a USB interface and a bus output interface, the device body is internally provided with a control circuit, a battery, a power supply circuit, a booster circuit and a bus code sending decoding drive circuit, the control circuit is respectively connected with the liquid crystal display assembly, the keyboard assembly, the power supply circuit, the booster circuit and the bus code sending decoding drive circuit, the power supply circuit is respectively connected with the battery, the USB interface and the booster circuit, the booster circuit is connected with the bus code sending decoding drive circuit, and the bus code sending decoding drive circuit is connected with the bus output interface.
Wherein, the liquid crystal display module is used as a main display component; a battery as a primary power source; the bus code sending decoding drive circuit can carry out a bus quiescent current and answer current detection circuit; the USB interface is used for supporting an external USB power supply interface and providing long-term large-current endurance. The bus code sending decoding driving circuit completes the decoding of the bus code sending and the time sequence under the control of the central control unit. The central control unit is the control core of the whole device and completes the processing of the liquid crystal display information, the bus control and the code return sampling interpretation.
As shown in fig. 2, the control circuit includes: a central control unit U1, a liquid crystal display assembly U2; the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
As shown in fig. 3, the power supply circuit includes: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8; one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
As shown in fig. 4, the booster circuit includes: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5; one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively; the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
As shown in fig. 5, the bus code-sending decoding driving circuit includes: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8; an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
Correspondingly, as shown in fig. 6, the invention also discloses a portable fire fighting bus equipment online testing system, which comprises a server and the portable fire fighting bus equipment online testing device as described in any one of the above.
The server is used for receiving and storing the fire-fighting bus equipment online test data, and comparing the fire-fighting bus equipment online test data with a preset threshold value to obtain a test result.
The portable fire-fighting bus equipment on-line testing device further comprises:
and the wireless communication component is used for transmitting the online test data acquired by the fire-fighting bus equipment in real time with the server.
The fire alarm controller simulation module has the basic detection function of the fire alarm controller and is used for replacing a bus branch of the fire alarm controller to detect and report the specific fire alarm part, the fire alarm device equipment type, the lost fault part and the bus equipment type in real time.
And the current detection module is used for detecting and displaying the static current, the dynamic current and the variation trend of the bus in real time.
And the abnormity evaluation module is used for detecting and displaying the working current and the answer current of the on-line bus equipment in real time, comparing the answer current with a preset reference current, estimating whether the bus current on the alarm bus is abnormal or not, judging whether the number of the double-number equipment exists or not and estimating the number of the double-number equipment.
In the embodiments provided by the present invention, it should be understood that the disclosed system may be implemented in other ways. For example, the above-described system embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, systems or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each module may exist alone physically, or two or more modules are integrated into one unit.
Similarly, each processing unit in the embodiments of the present invention may be integrated into one functional module, or each processing unit may exist physically, or two or more processing units are integrated into one functional module.
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
Claims (8)
1. The utility model provides a portable fire control bus equipment on-line measuring device which characterized in that includes: the device body is provided with a liquid crystal display assembly, a keyboard assembly, a USB interface and a bus output interface, the device body is internally provided with a control circuit, a battery, a power supply circuit, a booster circuit and a bus code sending decoding drive circuit, the control circuit is respectively connected with the liquid crystal display assembly, the keyboard assembly, the power supply circuit, the booster circuit and the bus code sending decoding drive circuit, the power supply circuit is respectively connected with the battery, the USB interface and the booster circuit, the booster circuit is connected with the bus code sending decoding drive circuit, and the bus code sending decoding drive circuit is connected with the bus output interface.
2. The portable fire fighting bus device on-line testing apparatus according to claim 1, wherein the control circuit comprises: a central control unit U1, a liquid crystal display assembly U2;
the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
3. The portable fire fighting bus device online testing apparatus of claim 2, wherein the power supply circuit comprises: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8;
one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
4. The portable fire bus apparatus on-line testing device of claim 3, wherein the boost circuit comprises: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5;
one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively; the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
5. The portable fire fighting bus device on-line testing apparatus according to claim 1, wherein the bus code-sending decoding driving circuit comprises: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8;
an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
6. The utility model provides a portable fire control bus equipment on-line test system which characterized in that includes: the portable fire fighting bus equipment online testing device comprises a server and any one of the portable fire fighting bus equipment online testing devices of claims 1-5, and further comprises a wireless communication component for transmitting online testing data collected by the fire fighting bus equipment in real time with the server;
the server is used for receiving and storing the fire-fighting bus equipment online test data, and comparing the fire-fighting bus equipment online test data with a preset threshold value to obtain a test result.
7. The portable fire fighting bus device online test system of claim 6, wherein the portable fire fighting bus device online test apparatus further comprises:
the fire alarm controller simulation module has the basic detection function of the fire alarm controller and is used for replacing a bus branch of the fire alarm controller and detecting and reporting the specific part of a fire alarm, the type of fire alarm device equipment, the part losing faults and the type of bus equipment in real time;
and the current detection module is used for detecting and displaying the static current, the dynamic current and the variation trend of the bus in real time.
8. The portable fire fighting bus device online test system of claim 7, wherein the portable fire fighting bus device online test apparatus further comprises:
and the abnormity evaluation module is used for detecting and displaying the working current and the answer current of the on-line bus equipment in real time, comparing the answer current with a preset reference current, estimating whether the bus current on the alarm bus is abnormal or not, judging whether the number of the double-number equipment exists or not and estimating the number of the double-number equipment.
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| CN202010733026.2A CN111830878A (en) | 2020-07-27 | 2020-07-27 | Portable fire control bus equipment on-line testing device and system |
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| CN202010733026.2A CN111830878A (en) | 2020-07-27 | 2020-07-27 | Portable fire control bus equipment on-line testing device and system |
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Application publication date: 20201027 |
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